Calculate the square root of the argument.

1 math.sqrt

<math.sqrt>
    <var /> +
</math.sqrt>

Exceptions

requires 1 arguments

The function requires an argument.

numeric type required

The argument passed to the function must be numeric.

bad numeric data

Incorrect type of numeric argument.

See also

https://docs.oracle.com/javase/7/docs/api/java/lang/Math.html#sqrt(double)

Example
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<xsql-script name='sqrt_sample1'>
    <body>
        <println><math.sqrt>4</math.sqrt></println>         --> sqrt 4 = 2
    </body>
</xsql-script>

Returns:

Copy 
2
Example
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<xsql-script name='sqrt_sample2'>
	<body>
		<set name='a' type='integer'>64</set>               --> a = 64
		<println><math.sqrt><a/></math.sqrt></println>      --> sqrt 64 = 8
	</body>
</xsql-script>

Returns:

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8